87195921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{293}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 128701440

約数和(自身を除く): 41505519

約数列:

[1, 3, 19, 23, 57, 69, 227, 293, 437, 681, 879, 1311, 4313, 5221, 5567, 6739, 12939, 15663, 16701, 20217, 66511, 99199, 128041, 199533, 297597, 384123, 1263709, 1529753, 3791127, 4589259, 29065307, 87195921]

約数ペア:

[(1, 87195921), (3, 29065307), (19, 4589259), (23, 3791127), (57, 1529753), (69, 1263709), (227, 384123), (293, 297597), (437, 199533), (681, 128041), (879, 99199), (1311, 66511), (4313, 20217), (5221, 16701), (5567, 15663), (6739, 12939)]